Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data	3 Months Ended	9 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenue:
Products	$ 5,754	$ 4,059	$ 15,463	$ 13,987
Service and supplies	2,298	1,527	6,579	4,217
Total revenue	8,052	5,586	22,042	18,204
Cost of revenue:
Products	1,280	544	3,627	1,769
Service and supplies	650	587	2,191	1,792
Amortization of acquired intangibles	233		700
Total cost of revenue	2,163	1,131	6,518	3,561
Gross profit	5,889	4,455	15,524	14,643
Operating expenses:
Engineering and product development	2,630	1,715	8,709	4,796
Marketing and sales	3,108	2,347	10,780	7,363
General and administrative	2,147	1,805	8,363	6,131
Contingent consideration	(3,800)		(4,900)
Goodwill impairment	26,750		26,750
Total operating expenses	30,835	5,867	49,702	18,290
Loss from operations	(24,946)	(1,412)	(34,178)	(3,647)
Gain on sale of patent				275
Interest (expense) income - net	(37)	19	(99)	58
Net loss	$ (24,983)	$ (1,393)	$ (34,277)	$ (3,314)
Net loss per share:
Basic and diluted	$ (0.46)	$ (0.03)	$ (0.63)	$ (0.07)
Weighted average number of shares used in computing loss per share:
Basic and diluted	54,681	45,922	54,533	45,782

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